Nancy Moran Publications Yale University

Full List

Engel P, Moran NA. 2013. The gut microbiota of insects - diversity in structure and function. FEMS Microbiol Rev. 2013 May 21. [Epub ahead of print] doi: 10.1111/1574-6976.12025.
Engel P, Kwong WK, Moran NA. 2013. Frischella perrara gen. nov., sp. nov., a gammaproteobacterium isolated from the gut of the honey bee, Apis mellifera. Int J Syst Evol Microbiol. 2013 Apr 19. [Epub ahead of print]. doi: 10.1099/ijs.0.049569-0
Vogel KJ, Moran NA. 2013. Functional and evolutionary analysis of the genome of an obligate fungal symbiont. Genome Biol Evol. 5: 891-904. doi: 10.1093/gbe/evt054
Sloan DB, Moran NA. 2013. The evolution of genomic instability in the obligate endosymbionts of whiteflies. Genome Biol Evol. 5: 783-93. doi: 10.1093/gbe/evt044
Nováková E, Hypša V, Klein J, Foottit RG, Dohlen CD, Moran NA. 2013. Reconstructing the phylogeny of aphids (Hemiptera: Aphididae) using DNA of the obligate symbiont Buchnera aphidicola. Mol Phylogenet Evol. 68: 42-54. doi: 10.1016/j.ympev.2013.03.016
Koga R, Bennett G, Cryan JR, Moran NA. 2013. Evolutionary replacement of obligate symbionts in an ancient and diverse insect lineage. Environ Microbiol. 2013 Mar 27. [Epub ahead of print] DOI: 10.1111/1462-2920.12121
Sabree ZL, Huang CY, Okusu A, Moran NA, Normark BB. 2012. The nutrient supplying capabilities of Uzinura, an endosymbiont of armoured scale insects. Environ Microbiol. 2012 Nov 29. [Epub ahead of print] doi: 10.1111/1462-2920.12058.
Engel P, Moran NA. 2013. Functional and evolutionary insights into the simple yet specific gut microbiota of the honey bee from metagenomic analysis. Gut Microbes 4: 1-6. doi: 10.4161/gmic.22517
Kwong WK, Moran NA. 2012. Cultivation and characterization of the gut symbionts of honey bees and bumble bees: Snodgrassella alvi gen. nov., sp. nov., a member of the Neisseriaceae family of the Betaproteobacteria; and Gilliamella apicola gen. nov., sp. nov., a member of Orbaceae fam. nov., Orbales ord. nov., a sister taxon to the Enterobacteriales order of the Gammaproteobacteria. Int J Syst Evol Microbiol. 2012 Oct 5. [Epub ahead of print]. doi: 10.1099/ijs.0.044875-0
Tian B, Fadhil NH, Powell JE, Kwong WK, Moran NA. 2012. Long-term exposure to antibiotics has caused accumulation of resistance determinants in the gut microbiota of honeybees. mBio 3(6):e00377-12. doi:10.1128/mBio.00377-12
Sloan DB, Moran NA. 2012. Endosymbiotic bacteria as a source of carotenoids in whiteflies. Biol Lett. 8: 986-989. doi: 10.1098/rsbl.2012.0664
Huang CY, Sabree ZL, Moran NA. 2012. Genome Sequence of Blattabacterium sp. Strain BGIGA, Endosymbiont of the Blaberus giganteus Cockroach. J Bacteriol. 194: 4450-4451. doi:10.1128/JB.00789-12
Sloan DB, Moran NA. 2012. Genome reduction and co-evolution between the primary and secondary bacterial symbionts of psyllids. Mol Bio Evol. 29: 3781-3792. doi: 10.1093/molbev/mss180
Sabree ZL, Hansen AK, Moran NA. 2012. Independent Studies Using Deep Sequencing Resolve the Same Set of Core Bacterial Species Dominating Gut Communities of Honey Bees. PLoS ONE 7(7): e41250. doi:10.1371/journal.pone.0041250
Engel P, Martinson VG, Moran NA. 2012. Functional diversity within the simple gut microbiota of the honey bee. Proceedings of the National Academy of Sciences USA. 109: 11002-11007. doi: 10.1073/pnas.1202970109
Hansen AK, Moran NA. 2012. Altered tRNA characteristics and 3' maturation in bacterial symbionts with reduced genomes. Nucleic Acids Res. 40: 7870–7884. doi: 10.1093/nar/gks503
Moran NA, Hansen AK, Powell JE, Sabree ZL. 2012. Distinctive Gut Microbiota of Honey Bees Assessed Using Deep Sampling from Individual Worker Bees. PLoS ONE 7(4): e36393. doi:10.1371/journal.pone.0036393
Martinson VG, Moy J, Moran NA. 2012. Establishment of characteristic gut bacteria during development of the honey bee worker. 2012. Appl. Environ. Microbiol. 78: 2830-2840. doi: 10.1128/AEM.07810-11
Hansen AK, Vorburger C, Moran NA. 2012. Genomic basis of endosymbiont-conferred protection against an insect parasitoid. Genome Res. 22:106-114. doi: 10.1101/gr.125351.111
Sabree ZL, Huang CY, Arakawa G, Tokuda G, Lo N, Watanabe H, Moran NA. 2012. Genome shrinkage and loss of nutrient-providing potential in the obligate symbiont of the primitive termite Mastotermes darwiniensis. Appl Environ Microbiol. 78: 204-210. doi: 10.1128/ AEM.06540-11
Nováková E, Moran NA. 2012. Diversification of genes for carotenoid biosynthesis in aphids following an ancient transfer from a fungus. Mol Bio Evol. 1: 313-323. doi: 10.1093/molbev/msr206
McCutcheon JP, Moran NA. 2011. Extreme genome reduction in symbiotic bacteria. Nat Rev Microbiol. 10: 13-26. doi: 10.1038/nrmicro2670.
Degnan PH, Ochman, H, Moran NA. 2011. Sequence conservation and functional constraint on intergenic spacers in reduced genomes of the obligate symbiont Buchnera. PLoS Genet. 7(9): e1002252. doi:10.1371/journal.pgen.1002252
Burke GR, Moran NA. 2011. Responses of the pea aphid transcriptome to infection by facultative symbionts. Insect Mol Biol. 20: 357-365. doi: 10.1111/j.1365-2583.2011.01070.x
Degnan PH, Bittleston LS, Hansen AK, Sabree ZL, Moran NA, Almeida RP. 2011. Origin and examination of a leafhopper facultative endosymbiont. Curr Microbiol. 65: 1565-1572. doi: 10.1007/s00284-011-9893-5
Hansen AK, Moran NA. 2011. Aphid genome expression reveals host-symbiont cooperation in the production of amino acids. Proceedings of the National Academy of Sciences USA. 108: 2849-2854. doi: 10.1073/pnas.1013465108
Burke GR, Moran NA. 2011. Massive genomic decay in Serratia symbiotica, a recently evolved symbiont of aphids. Genome Biol Evol. 3: 195-208. doi: 10.1093/gbe/evr002
Martinson VG, Danforth BN, Minckley RL, Rueppell O, Tingek S, Moran NA. 2011. A simple and distinctive microbiota associated with honey bees and bumble bees. Molecular Ecology. 20: 619-628. doi: 10.1111/j.1365-294X.2010.04959.x
Vogel KJ, Moran NA. 2011. Sources of variation in dietary requirements in an obligate nutritional symbiosis. Proceedings of the Royal Society: Biological Sciences. 278: 115-121. doi: 10.1098/rspb.2010.1304
McCutcheon JP, Moran NA. 2010. Functional convergence in reduced genomes of bacterial symbionts spanning 200 million years of evolution. Genome Biology and Evolution. 2: 708-718. doi: 10.1093/gbe/evq055 Public access: Full Text or pdf
Burke GR, McLaughlin HJ, Simon JC, Moran NA. 2010. Dynamics of a recurrent Buchnera mutation that affects thermal tolerance of pea aphid hosts. Genetics 186(1): 367-72. doi:10.1534/genetics.110.117440
Sabree, ZL, Degnan PH, Moran NA. 2010. Chromosome stability and gene loss in cockroach endosymbionts. Applied and Environmental Microbiology 76(12):4076-9. doi:10.1128/AEM.00291-10
Woyke T, Tighe D, Mavromatis K, Clum A, Copeland A, Schackwitz W, Lapidus A, Wu D, McCutcheon JP, McDonald BR, Moran NA, Bristow J, Cheng JF. 2010. One bacterial cell, one complete genome. PLoS One 5: e10314. doi: 10.1371/journal.pone.0010314
Moran NA, Jarvik T. 2010. Lateral transfer of genes from fungi underlies carotenoid production in aphids. Science 328: 624-627. DOI: 10.1126/science.1187113 Public access: Full Text or pdf
Nikoh N, McCutcheon JP, Kudo T, Miyagishima SY, Moran NA, Nakabachi A. 2010. Bacterial genes in the aphid genome: absence of functional gene transfer from Buchnera to its host. PLoS Genetics 6: e1000827. doi: 10.1371/journal.pgen.1000827
International Aphid Genomics Consortium. 2010. Genome sequence of the pea aphid Acyrthosiphon pisum. PLoS Biology 8: e1000313. doi: 10.1371/journal.pbio.1000313
Oliver KM, Degnan PH, Burke GR, Moran NA. 2010. Facultative symbionts of aphids and the horizontal transfer of ecologically important traits. Annual Review of Entomology 55: 247-266. DOI: 10.1146/annurev-ento-112408-085305
Burke G, Fiehn O, Moran N. 2009. Effects of facultative symbionts and heat stress on the metabolome of pea aphids. The ISME Journal 4: 242-252. doi:10.1038/ismej.2009.114
Sabree ZL, Kambhampati S, Moran NA. 2009. Nitrogen recycling and nutritional provisioning by Blattabacterium, the cockroach endosymbiont. Proceedings of the National Academy of Sciences USA 106: 19521-19526. doi: 10.1073/pnas.0907504106
Degnan PH, Leonardo TE, Cass BN, Hurwitz B, Stern D, Gibbs RA, Richards S, Moran NA. 2009. Dynamics of genome evolution in facultative symbionts of aphids. Environmental Microbiology 12: 2060-2069. DOI: 10.1111/j.1462-2920.2009.02085.x
Peccoud J, Simon JC, McLaughlin HJ, Moran NA. 2009. Post-Pleistocene radiation of the pea aphid complex revealed by rapidly evolving endosymbionts. Proceedings of the National Academy of Sciences USA 106: 16315-16320. doi: 10.1073/pnas.0905129106
McCutcheon JP, McDonald BR, Moran NA. 2009. Convergent evolution of metabolic roles in bacterial co-symbionts of insects. Proceedings of the National Academy of Sciences USA 106: 15394-15399. doi: 10.1073/pnas.0906424106
Oliver KM, Degnan PH, Hunter MS, Moran NA. 2009. Bacteriophages encode factors required for protection in a symbiotic mutualism. Science 325: 992-994. DOI: 10.1126/science.1174463
Nováková E, Hypsa V, Moran NA. 2009. Arsenophonus, an emerging clade of intracellular symbionts with a broad host distribution. BMC Microbiology 9: 143. doi:10.1186/1471-2180-9-143
McCutcheon JP, McDonald BR, Moran NA. 2009. Origin of an alternative genetic code in the extremely small and GC-rich genome of a bacterial symbiont. PLoS Genetics 5: e1000565. doi: 10.1371/journal.pgen.1000565
Burke GR, Normark BB, Favret C, Moran NA. 2009. Evolution and diversity of facultative symbionts from the aphid subfamily Lachninae. Applied Environmental Microbiology 75: 5328-35. doi:10.1128/AEM.00717-09
Kuo CH, Moran NA, Ochman H. 2009. The consequences of genetic drift for bacterial genome complexity. Genome Research 19: 1450-4. doi: 10.1101/gr.091785.109
Watts T, Haselkorn TS, Moran NA, Markow TA. 2009. Variable incidence of Spiroplasma infections in natural populations of Drosophila species. PLoS One 4: e5703. doi: 10.1371/journal.pone.0005703
Degnan PH, Yu Y, Sisneros N, Wing RA, Moran NA. 2009. Hamiltonella defensa, genome evolution of protective bacterial endosymbiont from pathogenic ancestors. Proceedings of the National Academy of Sciences USA 106: 9063-9068. doi: 10.1073/pnas.0900194106
Harmon JP, Moran NA, Ives AR. 2009. Species response to environmental change: impacts of food web interactions and evolution. Science 323(5919): 1347-50. doi: 10.1126/science.1167396
Haselkorn TS, Markow TA, Moran NA. 2009. Multiple introductions of the Spiroplasma bacterial endosymbiont into Drosophila. Molecular Ecology 18(6): 1294-305. doi: 10.1111/j.1365-294X.2009.04085.x
Moran NA, McLaughlin HJ, Sorek R. 2009. The dynamics and time scale of ongoing genomic erosion in symbiotic bacteria. Science. 323: 379-382. doi: 10.1126/science.1167140
Moran NA, McCutcheon JP, Nakabachi A. 2008. Genomics and evolution of heritable bacterial symbionts. Annual Review of Genetics 42: 165-190. doi: 10.1146/annurev.genet.41.110306.130119
Degnan PH, Moran NA. 2008. Diverse phage-encoded toxins in a protective insect endosymbiont. Applied Environmental Microbiology 74(21): 6782-91. doi:10.1128/AEM.01285-08
Degnan PH, Moran NA. 2008. Evolutionary genetics of a defensive facultative symbiont of insects: exchange of toxin-encoding bacteriophage. Molecular Ecology 17(3): 916-29. doi: 10.1111/j.1365-294X.2007.03616.x
Oliver KM, Campos J, Moran NA, Hunter MS. 2008. Population dynamics of defensive symbionts in aphids. Proceedings of the Royal Society B 275(1632): 293-9. doi: 10.1098/rspb.2007.1192
Plague GR, Dunbar HE, Tran PL, Moran NA. 2008. Extensive proliferation of transposable elements in heritable bacterial symbionts. Journal of Bacteriology 190(2): 777-9. doi:10.1128/JB.01082-07
McCutcheon JP, Moran NA. 2007. Parallel genomic evolution and metabolic interdependence in an ancient symbiosis. Proceedings of the National Academy of Sciences USA 104: 19392-7. doi: 10.1073/pnas.0708855104
Cox-Foster DL, Conlan S, Holmes EC, Palacios G, Evans JD, Moran NA, Quan PL, Briese T, Hornig M, Geiser DM, Martinson V, vanEngelsdorp D, Kalkstein AL, Drysdale A, Hui J, Zhai J, Cui L, Hutchison SK, Simons JF, Egholm M, Pettis JS, Lipkin WI. 2007. A metagenomic survey of microbes in honey bee colony collapse disorder. Science 318(5848): 283-7. doi: 10.1126/science.1146498
Moran NA. 2007. Symbiosis as an adaptive process and source of phenotypic complexity. Proceedings of the National Academy of Sciences USA 104 Suppl 1: 8627-33. doi: 10.1073/pnas.0611659104
Dunbar HE, Wilson AC, Ferguson NR, Moran NA. 2007. Aphid thermal tolerance is governed by a point mutation in bacterial symbionts. PLoS Biology 5(5): e96. doi: 10.1371/journal.pbio.0050096
Moran NA. 2006. Symbiosis. Current Biology 16(20): R866-71. doi: 10.1016/j.cub.2006.09.019
Takiya DM, Tran P, Dietrich CH, Moran NA. 2006. Co-cladogenesis spanning three phyla: leafhoppers (Insecta: Hemiptera: Cicadellidae) and their dual bacterial symbionts. Molecular Ecology 15(13): 4175-91. doi: 10.1111/j.1365-294X.2006.03071.x
Nakabachi A, Yamashita A, Toh H, Ishikawa H, Dunbar HE, Moran NA, Hattori M. 2006. The 160-kilobase genome of the bacterial endosymbiont Carsonella. Science 314(5797): 267. doi: 10.1126/science.1134196
Moran NA, Dunbar HE. 2006. Sexual acquisition of beneficial symbionts in aphids. Proceedings of the National Academy of Sciences U S A 103(34): 12803-6. doi: 10.1073/pnas.0605772103
Dale C. Moran NA. 2006. Molecular interactions between bacterial symbionts and their hosts. Cell. 126(3): 453-65. doi: 10.1016/j.cell.2006.07.014
Mateos M, Castrezana SJ, Nankivell BJ, Estes A, Markow TA, Moran NA. 2006. Heritable endosymbionts of Drosophila. Genetics 174: 363–76. doi:10.1534/genetics.106.058818
Wu D, Daugherty SC, Van Aken SE, Pai GH, Watkins KL, Khouri H, Tallon LJ, Zaborsky JM, Dunbar HE, Tran PL, Moran NA, Eisen JA. 2006. Metabolic complementarity and genomics of the dual symbiosis of sharpshooters. PloS Biology 4(6): e188. doi: 10.137/journal.pbio.0040188
Oliver KM, Moran NA, Hunter MS. 2006. Costs and benefits of a superinfection of facultative symbionts in aphids. Proceedings of the Royal Society B 273(1591): 1273-80. doi: 10.1098/rspb.2005.3436
Moran NA, Degnan PH. 2006. Functional genomics of Buchnera and the ecology of aphid hosts. Molecular Ecology 15(5): 1251-61. doi: 10.1111/j.1365-294X.2005.02744.x
Russell JA, Moran NA. 2006. Costs and benefits of symbiont infection in aphids: variation among symbionts and across temperatures. Proceedings of the Royal Society B 273(1586): 603-10. doi: 10.1098/rspb.2005.3348
Wilson ACC, Dunbar HE, Davis GK, Hunter WB, Stern DL, Moran NA. 2006. A dual-genome microarray for the pea aphid, Acyrthosiphon pisum and its obligate bacterial symbiont, Buchnera aphidicola. BMC Genomics 7: 50. doi:10.1186/1471-2164-7-50
Moran NA, Tran P, Gerardo NM. 2005. Symbiosis and insect diversification: an ancient symbiont of sap-feeding insects from the bacterial phylum Bacteroidetes. Applied and Environmental Microbiology 71(12): 8802-10. doi:10.1128/AEM.71.12.8802-8810.2005
Russell JA, Moran NA. 2005. Horizontal transfer of bacterial symbionts: heritability and fitness effects in a novel aphid host. Applied and Environmental Microbiology 71(12): 7987-94. doi:10.1128/AEM.71.12.7987-7994.2005
Moran NA, Degnan PH, Santos SR, Dunbar HE, Ochman H. 2005. The players in a mutualistic symbiosis: Insects, bacteria, viruses and virulence genes. Proceedings of the National Academy of Sciences USA 102(47): 16919-26. doi: 10.1073/pnas.0507029102
Oliver KM, Moran NA, Hunter MS. 2005. Variation in resistance to parasitism in aphids is due to symbionts and not host genotype. Proceedings of the National Academy of Sciences USA 102(36): 12795-800. doi: 10.1073/pnas.0506131102
Moran NA, Dunbar HE, Wilcox JL. 2005. Regulation of transcription in a reduced bacterial genome: nutrient-provisioning genes of the obligate symbiont, Buchnera aphidicola. Journal of Bacteriology 187(12): 4229-37. doi:10.1128/JB.187.12.4229-4237.2005
Moran NA, Russell JA, Koga R, Fukatsu T. 2005. Evolutionary relationships of three new species of Enterobacteriaceae living as symbionts of aphids and other insects. Applied and Environmental Microbiology 71(6): 3302-10. doi:10.1128/AEM.71.6.3302-3310.2005
Lerat E, Daubin V, Ochman H, Moran NA. 2005. Evolutionary origins of genomic repertoires in bacteria. PLoS Biology 3(5): e130. doi: 10.1371/journal.pbio.0030130
Dale CD, Dunbar HE, Moran NA, Ochman H. 2004. Extracting single genomes from heterogenous DNA samples: A test case with Carsonella ruddii the bacterial symbiont of psyllids (Insecta). Journal of Insect Science 5: 3.
Daubin V, Moran NA. 2004. Comment on The Evolution of Genome Complexity. Science 306: 978. doi: 10.1126/science.1098469
Lerat E, Moran NA. 2004. The evolutionary history of quorum-sensing systems in bacteria. Molecular Biology and Evolution 21: 903-913. doi: 10.1093/molbev/msh097
Moran NA, Plague GR. 2004. Genomic changes following host restriction in bacteria. Current Opinions in Genetics and Development 14: 627-633. doi: 10.1016/j.gde.2004.09.003
Dale C, Wang B, Moran N, Ochman H. 2003. Loss of DNA recombinational repair enzymes in the initial stages of genome degeneration in mutualistic bacterial endosymbionts. Molecular Biology and Evolution 20: 1188-1194. doi: 10.1093/molbev/msg138
Daubin V, Moran NA, Ochman H. 2003. Phylogenetics and the cohesion of bacterial genomes. Science 5634: 829-832. doi: 10.1126/science.1086568
Lerat E, Daubin V, Moran NA. 2003. From gene trees to organismal phylogeny in prokaryotes: the case of the γ-Proteobacteria. PLoS Biology 1: 101-108. doi: 10.1371/journal.pbio.0000019
Moran NA. 2003. Tracing the evolution of gene loss in obligate symbionts. Current Opinions in Microbiology 6: 512-518. doi:10.1016/j.mib.2003.08.001
Moran NA, Dale C, Dunbar H, Smith W, Ochman H. 2003. Intracellular symbionts of sharpshooters (Insecta: Hemiptera: Cicadellinae) form a distinct clade with a small genome. Environmental Microbiology 5: 116-126. doi: 10.1046/j.1462-2920.2003.00391.x
Moran NA, Plague G, Sandström J, Wilcox JL. 2003. A genomic perspective on nutrient-provisioning by bacterial symbionts of insects. Proceedings of the National Academy of Sciences USA (Colloquium Issue) 100: 14543-14548. doi: 10.1073/pnas.2135345100
Moran NA, Wilcox JL. 2003. Genomic evolution in Buchnera the obligate symbiont of aphids. Nova Acta Leopoldina 333:335-338.
Normark BB, Judson O, Moran NA. 2003. Genomic signatures of ancient asexual lineages. Biological Journal of the Linnean Society 79: 69-84. doi: 10.1046/j.1095-8312.2003.00182.x
Oliver KM, Russell JA, Moran NA, Hunter MS. 2003. Facultative bacterial symbionts in aphids confer resistance to parasitic wasps. Proceedings of the National Academy of Sciences USA 100:1803-1807. doi: 10.1073/pnas.0335320100
Plague GR, Dale C, Moran NA. 2003. Low and homogeneous copy number of plasmid-borne symbiont genes affecting host nutrition in Buchnera aphidicola of the aphid Uroleucon ambrosiae. Molecular Ecology 12: 1095-1100. doi: 10.1046/j.1365-294X.2003.01782.x
Russell JA, LaTorre AL, Sabater-Munoz B, Moya A, Moran NA. 2003. Side-stepping secondary symbionts: widespread horizontal transfer across and beyond the Aphidoidea. Molecular Ecology 12: 1061-1075. doi: 10.1046/j.1365-294X.2003.01780.x
Wilcox JL, Dunbar HE, Wolfinger RD, Moran NA. 2003. Consequences of reductive evolution for gene expression in an obligate endosymbiont. Molecular Microbiology 48: 1491-1500. doi: 10.1046/j.1365-2958.2003.03522.x
Abbot P, Moran NA. 2002. Extremely low levels of genetic polymorphism in endosymbionts of aphids (Pemphigus). Molecular Ecology 11: 2649-2660. doi: 10.1046/j.1365-294X.2002.01646.x
Dale C, Plague G, Wang B, Ochman H, Moran NA. 2002. Type III secretion and the conversion from parasitism to mutualism. Proceedings of the National Academy of Sciences USA 99: 12397-12402. doi: 10.1073/pnas.182213299
Mira A, Moran NA. 2002. Estimating population size and transmission bottlenecks in maternally transmitted endosymbiotic bacteria. Microbial Ecology 44: 137-143. doi: 10.1007/s00248-002-0012-9
Moran NA. 2002. The ubiquitous and varied role of infection in the lives of animals and plants. The American Naturalist 160:S1-S8. doi: 10.1086/342113
Moran NA. 2002. Microbial minimalism: Genome reduction in bacterial pathogens. Cell 108: 583-586. doi: 10.1016/S0092-8674(02)00665-7
Tamas I, Klasson L, Canbäck B, Näslund AK, Eriksson AS, Wernegreen JJ, Sandström JP, Moran NA, Andersson SG. 2002. Fifty million years of genomic stasis in endosymbiotic bacteria. Science 296:2376-2379. doi: 10.1126/science.1071278
Abbot P, Withgott JH, Moran NA. 2001. Genetic conflict and conditional altruism in social aphid colonies. Proceedings of the National Academy of Sciences USA 98:12068-12071. doi: 10.1073/pnas.201212698
Clark MA, Baumann L, Thao ML, Moran NA, Baumann P. 2001. Degenerative minimalism in the genome of a psyllid endosymbiont. Journal of Bacteriology 183: 1853-1861. doi: 10.1128/JB.183.6.1853-1861.2001
Funk DJ, Wernegreen JJ, Moran NA. 2001. Intraspecific variation in symbiont genomes: bottlenecks and the aphid- Buchnera association. Genetics 157: 477-489
Mira A, Ochman H, Moran NA. 2001. Deletional bias and the evolution of bacterial genomes. Trends in Genetics 17: 589-596. doi: 10.1016.S0168-9525(01)02447-7
Moran NA. 2001. Bacterial menageries inside insects. (Commentary). Proceedings of the National Academy of Sciences USA 98: 1338-1340. doi: 10.1073/pnas.98.4.1338
Moran NA. 2001. The coevolution of bacterial endosymbionts and phloem-feeding insects. Annals of the Missouri Botanical Gardens 88: 35-44.
Moran NA, Mira A. 2001. The process of genome shrinkage in the obligate symbiont, Buchnera aphidicola. Genome Biology 2: research0054.1-0054.12. doi:10.1186/gb-2001-2-12-research0054
Ochman H, Moran NA. 2001. Genes lost and genes found: the evolution of bacterial pathogenesis and symbiosis. Science 292: 1096-1098. doi: 10.1126/science.1058543
Sandström JP, Moran NA. 2001. Amino acid budgets in three aphid species using the same host plant. Physiological Entomology 26: 202-211. doi: 10.1046/j.0307-6962.2001.00235.x
Sandström JP, Russell JA, White JP, Moran NA. 2001. Independent origins and horizontal transfer of bacterial symbionts of aphids. Molecular Ecology 10: 217-228. doi: 10.1046/j.1365-294X.2001.01189.x
Thao ML, Clark MA, Burckhart DH, Moran NA, Baumann P. 2001. Phylogenetic analysis of vertically transmitted psyllid endsymbionts (Candidatus Carsonella ruddi) based on atpAGD and rpoC : Comparisons with 16S-23S rDNA-derived phylogeny. Current Microbiology 42: 419-421. doi: 10.1007/s002840010240
Wernegreen JJ, Moran NA. 2001. Vertical transmission of biosynthetic plasmids in aphid endosymbionts (Buchnera). Journal of Bacteriology 183: 785-790. doi: 10.1128/JB.183.2.785-790.2001
Wernegreen JJ, Richardson A, Moran NA. 2001. Parallel acceleration of evolutionary rates in genes underlying host nutrition in aphid symbionts. Molecular Phylogenetics and Evolution 19: 479-485. doi: 10.1006/mpev.2001.0929
Baumann P, Baumann L, Moran NA. 2000. Genus Buchnera Munson, Baumann, and Kinsey 1991. (entry in Bergey's Manual of Systematic Bacteriology).
von Dohlen CD, Moran NA. 2000. Molecular data support a rapid radiation of aphids in the Cretaceous and multiple origins of a complex life cycle. Biological Journal of the Linnean Society 71: 689-717. doi: 10.1111/j.1095-8312.2000.tb01286.x
Bernays EA, Funk DJ, Moran NA. 2000. Intraspecific differences in olfactory sensilla in relation to diet breadth in Uroleucon ambrosiae (Homoptera: Aphididae). Journal of Morphology 245: 99-109. doi: 10.1002/1097-4687(200008)245:2<99::AID-JMOR2>3.0.CO;2-O
Clark MA, Moran NA, Baumann P, Wernegreen JJ. 2000. Cospeciation between bacterial endosymbionts (Buchnera) and a recent radiation of aphids (Uroleucon) and pitfalls of testing for phylogenetic congruence. Evolution 54: 517-525. doi: 10.1111/j.0014-3820.2000.tb00054.x
Funk DJ, Helbling L, Wernegreen JJ, Moran NA. 2000. Intraspecific phylogenetic congruence among multiple symbiont genomes. Proceedings of the Royal Society of London Series B 267: 2517-2521. doi: 10.1098/rspb.2000.1314
Moran NA, Baumann P. 2000. Bacterial endosymbionts in animals. Current Opinions in Microbiology 3: 270-275. doi: 10.1016/S1369-5274(00)00088-6
Moran NA, Wernegreen JJ. 2000. Lifestyle evolution in symbiotic bacteria: insights from genomics. Trends in Ecology and Evolution 15: 321-326. doi 10.1016/S0169-5347(00)01902-9
Normark BB, Moran NA. 2000. Testing for the accumulation of deleterious mutations in asexual eukaryotes. Journal of Natural History 34:1719-1729. doi: 10.1080/00222930050122147
Rispe C, Moran NA. 2000. Accumulation of deleterious mutations in endosymbionts: Muller's ratchet with two levels of selection. The American Naturalist 156: 425-441. doi: 10.1086/303396
Sandström J, Telang A, Moran NA. 2000. Nutritional enhancement of host plants by aphids--a comparison of three aphid species on grasses. Journal of Insect Physiology 46: 33-40. doi: 10.1016/S0022-1910(99)00098-0
Thao ML, Clark M, Baumann L, Brennan EB, Moran NA, Baumann P. 2000. Secondary symbionts of psyllids have been acquired multiple times. Current Microbiology 41: 300-304. doi: 10.1007/s002840010138
Thao ML, Moran NA, Abbot P, Brennan EB, Burckhardt DH, Baumann P. 2000. Cospeciation of psyllids and their prokaryotic endosymbionts. Applied and Environmental Microbiology 66: 2898-2905.
Wernegreen JJ, Moran NA. 2000. Decay of mutualistic potential in aphid endosymbionts through silencing of biosynthetic loci: Buchnera of Diuraphis. Proceedings of the Royal Society Series B 267: 1423-1431. doi:10.1098/rspb.2000.1159
Wernegreen JJ, Ochman H, Jones I, Moran NA. 2000. The decoupling of genome size and sequence divergence in a symbiotic bacterium. Journal of Bacteriology 182: 3867-3869.
Baumann L, Baumann P, Moran NA, Sandström J, Thao ML. 1999. Genetic characterization of plasmids contining genes encoding enzymes of leucine biosynthesis in endosymbionts (Buchnera) of aphids. Journal of Molecular Evolution 48:77-85. doi: 10.1007/PL00006447
Baumann P, Moran NA, Baumann L. 1999. Bacteriocyte-associated endosymbionts of insects. In The Prokaryotes, Third Edition, a Handbook on the Biology of Bacteria: Ecophysiology, isolation, identification, applications, (Dworkin, M., ed.) Springer-Verlag.
Clark MA, Baumann P, Moran NA. 1999. Buchnera plasmid-associated trpEG probably originated from a chromosomal location between hsIU and fpr. Current Microbiology 38: 309-311. doi: 10.1007/PL00006807
Clark MA, Moran NA, Baumann P. 1999. Sequence evolution in bacterial endosymbionts having extreme base composition. Molecular Biology and Evolution 16: 1586-1598.
Holt RD, McPeek MA, Moran NA. 1999. 1998 Sewall Wright Award: William Donald Hamilton. American Naturalist 153(1): i-ii. doi: 10.1086/303156
Moran NA, Kaplan MA, Gelsey Murphy MT, Scholes E. 1999. Phylogenetics and evolution of the aphid genus Uroleucon based on mitochondrial and nuclear DNA sequences. Systematic Entomology 24: 85-93. doi: 10.1046/j.1365-3113.1999.00076.x
Ochman H, Elwyn S, Moran NA. 1999. Calibrating bacterial evolution. Proceedings of the National Academy of Sciences USA 96:12638-12643 doi: 10.1073/pnas.96.22.12638
Sandström J, Moran NA. 1999. How nutritionally imbalanced is phloem sap for aphids? Entomologia experimentalis et applicata 91: 203-210. DOI: 10.1046/j.1570-7458.1999.00485.x
Telang A, Sandström J, Dyreson E, Moran NA. 1999. Feeding damage by Diuraphis noxia results in a nutritionally enhanced phloem diet. Entomologia experimentalis et applicata 91: 403-412. doi: 10.1046/j.1570-7458.1999.00508.x
Wernegreen J.J. and N. A. Moran. 1999. Evidence for genetic drift in endosymbionts: analyses of protein coding genes. Molecular Biology and Evolution 16: 83-97
Baumann L, Baumann P, Moran NA. 1998. The endosymbiont (Buchnera) of the aphid Diuraphis noxia contains all the genes of the tryptophan biosynthetic pathway. Current Microbiology 37:58-59. doi: 10.1007/s002849900337
Brynnel EA, Kurland CG, Andersson SGE, Moran NA. 1998. Evolutionary rates for tuf genes in endosymbionts of aphids. Molecular Biology and Evolution 15: 574-582.
Lambert JL, Moran NA. 1998. Deleterious mutations destabilize ribosomal RNA of endosymbionts. Proceedings of the National Academy of Sciences USA 95: 4458-4462.
Moran NA, Telang A. 1998. Bacteriocyte-associated endosymbionts in insects. Bioscience 48: 295-304.
Thao ML, Baumann L, Baumann P, Moran NA. 1998. Endosymbionts (Buchnera) from the aphids Schizaphis graminum and Diuraphis noxia have different copy numbers of the plasmid containing the leucine biosynthetic genes. Current Microbiology 36: 238-240. doi: 10.1007/s002849900301
Baumann L, Clark MA, Rouhbakhsh D, Baumann P, Moran NA, Voegtlin DJ. 1997. Endosymbionts (Buchnera) of Uroleucon sonchi contain plasmids with trpEG and remnants of trpE pseudogenes. Current Microbiology 35: 18- 21. doi: 10.1007/s002849900204
Baumann P, Moran NA. 1997. Non-cultivable microorganisms from symbiotic associations of insects and other hosts. Antonie van Leeuwenhoek 72: 39-48. doi: 10.1023/A:1000239108771
Baumann P, Moran NA, Baumann L. 1997. The evolution and genetics of aphid endosymbionts. Bioscience 47: 12-20.
Rouhbaksh D, Clark MA, Baumann L, Moran NA, Baumann P. 1997. Evolution of the tryptophan biosynthetic pathway in Buchnera (aphid endosymbionts): studies of plasmid-associated trpEG within the genus Uroleucon. Molecular Phylogenetics and Evolution 8: 167-176. doi:10.1006/mpev.1997.0419
Withgott JH, Abbot DK, Moran NA. 1997. Maternal death relaxes developmental inhibition in nymphal aphid defenders. Proceedings of the Royal Society of London Series B 264: 1197-1202. doi: 10.1098/rspb.1997.0165
Aoki S, Kurosu U, Moran NA. 1996. Secondary monoecy of the gall aphid Thecabius populimonilis. Japanese Journal of Entomology 64: 367-378.
Lai C-Y, Baumann P, Moran NA. 1996. The endosymbiont (Buchnera) of the aphid Diuraphis noxia contains plasmids consisting of trpEG and tandem repeats of trpEG pseudogenes. Applied and Environmental Microbiology 62: 332-339.
Moran NA. 1996. Accelerated evolution and Muller's ratchet in endosymbiotic bacteria. Proceedings of the National Academy of Sciences 93: 2873-2878.
Rouhbaksh D, Lai C-Y, C. von Dohlen D, Baumann L, Baumann P, Moran NA, Voegtlin DJ. 1996. The tryptophan biosynthetic pathway of aphid endosymbionts (Buchnera): genetics and evolution of plasmid-associated trpEG within the Aphididae. Journal of Molecular Evolution 42: 414-421. doi: 10.1007/BF02498635
Seger J, Moran NA. 1996. Behavioural ecology - Snapping social swimmers. Nature 381: 473-474. doi:10.1038/381473a0
Baumann P, Baumann L, Lai C-Y, Rouhbakhsh D, Moran NA, Clark MA. 1995. Genetics, physiology, and evolutionary relationships of the genus Buchnera: intracellular symbionts of aphids. Annual Review of Microbiology 41: 55-94. doi: 10.1146/annurev.mi.49.100195.000415
Baumann P, Lai C-Y, Baumann L, Rouhbakhsh D, Moran NA, Clark MA. 1995. Mutualistic associations of aphids and prokaryotes: biology of the genus Buchnera. Applied and Environmental Microbiology 61: 1-7.
Lai C-Y, Baumann P, Moran NA. 1995. Genetics of the tryptophan biosynthetic pathway of the prokaryotic endosymbiont (Buchnera) of the aphid Schlechtendalia chinensis. Insect Molecular Biology 4: 47-59. doi: 10.1111/j.1365-2583.1995.tb00007.x
Moran NA, von Dohlen CD, Baumann P. 1995. Faster evolutionary rates in endosymbiotic bacteria than in cospeciating insect hosts. Journal of Molecular Evolution 41: 727-731. doi: 10.1007/BF00173152
von Dohlen CD, Moran NA. 1995. Molecular phylogeny of the Homoptera: a paraphyletic taxon. Journal of Molecular Evolution 41: 211-223. doi: 10.1007/BF00170675
Aoki S, Moran NA. 1994. Pemphigus obesinymphae, a new American aphid species with defenders and swollen nymphs (Homoptera: Aphidoidea: Pemphigidae). Journal of the New York Entomological Society 102: 251-260.
Moran NA. 1994. Adaptation and constraint in the complex life cycles of animals. Annual Review of Ecology and Systematics 25: 573-600. doi: 10.1146/annurev.es.25.110194.003041
Moran NA, Baumann P. 1994. Phylogenetics of cytoplasmically inherited microorganisms of arthropods. Trends in Ecology and Evolution 9: 15-20. doi:10.1016/0169-5347(94)90226-7
Moran NA, Baumann P, von Dohlen C. 1994. Use of DNA sequences to reconstruct the history of the association between members of the Sternorrhyncha and their bacterial endosymbionts. European Journal of Entomology 91: 79-83.
Rouhbaksh D, Moran NA, Baumann L, Voegtlin DJ, Baumann P. 1994. Detection of Buchnera the primary prokaryotic endosymbiont of aphids, using the polymerase chain reaction. Insect Molecular Biology 3: 213-217. doi: 10.1111/j.1365-2583.1994.tb00169.x
Baumann P, Munson MA, Lai C-Y, Clark MA, Baumann L, Moran NA, Campbell BC. 1993. Origin and properties of bacterial endosymbionts of aphids, whiteflies, and mealybugs. American Society of Microbiology News 59: 21-24.
Moran NA. 1993. Defenders in the North American aphid, Pemphigus obesinymphae. Insectes Sociaux 40: 391-402. doi: 10.1007/BF01253902
Moran NA, Munson MA, Baumann P, Ishikawa H. 1993. A molecular clock in endosymbiotic bacteria is calibrated using the insect hosts. Proceedings of the Royal Society of London Series B 253: 167-171. doi: 10.1098/rspb.1993.0098
Moran NA, Seminoff J, Johnstone L. 1993. Genotypic variation in propensity for host alternation within a population of the aphid Pemphigus betae. Journal of Evolutionary Biology 6: 691-705. doi: 10.1046/j.1420-9101.1993.6050691.x
Moran NA, Seminoff J, Johnstone L. 1993. Induction of winged sexuparae in root- inhabiting colonies of the aphid Pemphigus betae. Physiological Entomology 18: 296-302. doi: 10.1111/j.1365-3032.1993.tb00602.x
Clark MA, Baumann L, Munson MA, Baumann P, Campbell BC, Duffus JE, Osborne LS, Moran NA. 1992. The eubacterial endosymbionts of whiteflies (Homoptera: Aleyrodoidea) constitute a lineage distinct from the endosymbionts of aphids and mealybugs. Current Microbiology 25: 119-123. doi: 10.1007/BF01570970
Moran NA. 1992. Evolution of sex ratio variation in aphids. chapter in Evolution and Diversity of Sex Ratios in Insects and Mites (D. Wrensch and M. Ebbert, eds.), pp. 346-368. Chapman and Hall, NY.
Moran NA. 1992. The evolutionary maintenance of alternative phenotypes. The American Naturalist 139: 971-989.
Moran NA. 1992. The evolution of life cycles in aphids. Annual Review of Entomology 37: 321-348. doi: 10.1146/annurev.en.37.010192.001541
Munson M, Baumann P, Moran NA. 1992. Phylogenetic relationships of mealybug endosymbionts (Homoptera: Pseudococcidae) based on 16S rDNA sequences. Molecular Phylogenetics and Evolution 1: 26-30. doi:10.1016/1055-7903(92)90032-C
Moran NA. 1991. Phenotype fixation and genotypic diversity in the life cycle of the aphid, Pemphigus betae. Evolution 45: 957-970.
Munson MA, Baumann P, Clark MA, Baumann L, Moran NA, Voegtlin DJ, Campbell BC. 1991. Evidence for the establishment of aphid-eubacterium endosymbiosis in an ancestor of four aphid families. Journal of Bacteriology 173: 6321-6324.
Moran, N. A. 1990. Genetic variation in life cycle and host plant relations in Pemphigus betae. 7th International Symposium on Insect/Host Plant Relations. Symp. Biol. Hung. 39: 245-248.
Moran NA. 1990. Aphid life cycles: two evolutionary steps. The American Naturalist 136: 135-138.
Moran NA, Whitham TJ. 1990. Differential colonization of resistant and susceptible hostplants: Pemphigus and Populus. Ecology 71:1059-1067.
Moran NA, Whitham TG. 1990. Interspecific competition between root-feeding and leaf-galling aphids mediated by host plant resistance. Ecology 71: 1050-105.
Moran NA. 1989. A 48-million-year-old aphid-host plant association and complex life cycle: biogeographic evidence. Science 245: 173-175. doi: 10.1126/science.245.4914.173
Moran NA. 1988. The evolution of host alternation in aphids: evidence that specialization is a dead end. The American Naturalist 132: 681-706.
Moran NA, Whitham TG. 1988. Evolutionary reduction of complex life cycles: loss of host alternation in Pemphigus (Homoptera: Aphididae). Evolution 42: 717-728.
Moran NA, Whitham TG. 1988. Population fluctuations in complex life cycles: an example from Pemphigus aphids. Ecology 69: 1214-1218.
Moran NA. 1987. Evolutionary determinants of host plant specificity in Uroleucon. Pages 29-38 in Population Structure, Genetics, and Taxonomy of Aphids and Thysanoptera, edited by J. Holman, J. Pelikan, A. F. G. Dixon, and L. Weisman. SPB Publishing, The Hague, The Netherlands.
Moran NA. 1986. Morphological adaptation to host plants in Uroleucon (Homoptera: Aphididae). Evolution 40: 1044-1058.
Moran NA. 1986. Benefits of host plant specificity in Uroleucon (Homoptera: Aphididae). Ecology 67, 108-115.
Stenseth NC, Kirkendall LR, Moran NA. 1985. On the evolution of pseudogamy. Evolution 39: 294-307.
Moran NA. 1984. The genus Uroleucon in Michigan: key, host records, descriptions of three new species. Journal of the Kansas Entomological Society 57: 596-616.
Moran NA. 1984. Reproductive performance of a specialist herbivore, Uroleucon nigrotibium, on its host and on a non-host. Oikos 42: 171-175.
Moran NA. 1983. Seasonal shifts in host usage in Uroleucon gravicorne (Homoptera: Aphididae) and implications for the evolution of host alternation in aphids. Ecological Entomology 8: 371-382. doi: 10.1111/j.1365-2311.1983.tb00517.x
Moran NA. 1981. Intraspecific variation in herbivore performance and host quality: a field study of Uroleucon caligatum (Homptera: Aphididae) and its Solidago (Asteraceae) hosts. Ecological Entomology 6: 301-306. doi: 10.1111/j.1365-2311.1981.tb00617.x
Hamilton, W. D., P. A. Henderson, and N. A. Moran. 1980. Fluctuations of environment and coevolved antagonist polymorphism as factors in the maintenance of sex. Pages 363-382 in Natural Selection and Social Behavior: recent research and new theory, edited by R. D. Alexander and D. W. Tinkle. Chiron Press, NY.
Moran NA, Hamilton WD. 1980. Low nutritive quality as defense against herbivores. Journal of Theoretical Biology 86: 247-254.
Burley N, Moran NA. 1979. Significance of age and reproductive experience in the mate preferences of feral pigeons, Columba livia. Animal Behaviour 27: 686-698.

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